diff --git a/backend/common.go b/backend/common.go
index b4ebf91..0bf5239 100644
--- a/backend/common.go
+++ b/backend/common.go
@@ -92,7 +92,7 @@ func ParseRange(fi fs.FileInfo, acceptRange string) (int64, int64, error) {
 		return 0, 0, errInvalidRange
 	}
 
-	if endOffset < startOffset {
+	if endOffset <= startOffset {
 		return 0, 0, errInvalidRange
 	}
 
diff --git a/tests/integration/tests.go b/tests/integration/tests.go
index b09f90f..4015a5c 100644
--- a/tests/integration/tests.go
+++ b/tests/integration/tests.go
@@ -3040,6 +3040,17 @@ func GetObject_invalid_ranges(s *S3Conf) error {
 		if err := checkApiErr(err, s3err.GetAPIError(s3err.ErrInvalidRange)); err != nil {
 			return err
 		}
+
+		ctx, cancel = context.WithTimeout(context.Background(), shortTimeout)
+		_, err = s3client.GetObject(ctx, &s3.GetObjectInput{
+			Bucket: &bucket,
+			Key:    &obj,
+			Range:  getPtr("bytes=0-0"),
+		})
+		cancel()
+		if err := checkApiErr(err, s3err.GetAPIError(s3err.ErrInvalidRange)); err != nil {
+			return err
+		}
 		return nil
 	})
 }